For 60 years, South Africa’s five-time GRAMMY Award winners, Ladysmith Black Mambazo has warmed the hearts of audiences worldwide with uplifting vocal harmonies, signature dance moves and charming onstage banter. It was Paul Simon’s 1987 Graceland album that introduced Ladysmith Black Mambazo to the world. The late former South African President Nelson Mandela designated the group “South Africa’s cultural…